Happiness measure, code: O-SLW-c-sq-n-11-f

Selfreport on single question:

Taking all things together, how satisfied are you with your life these days? Please answer with the help of this scale. For instance, when you are very unsatisfied, please tick '0'. When you are partly satisfied, tick '5', and when you are very satisfied please tick '10'.0 very unsatisfied12345 partly satisfied678910 very satisfied